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Related papers: Precision Analysis of Evolved Stars

200 papers

Neutron stars are among the most fascinating astrophysical sources, being characterized by strong gravity, densities about the nuclear one or even above, and huge magnetic fields. Their observational signatures can be extremely diverse…

High Energy Astrophysical Phenomena · Physics 2017-11-06 L. Del Zanna , A. G. Pili , B. Olmi , N. Bucciantini , E. Amato

Evolved stars are among the largest and brightest stars and they are ideal targets for the new generation of sensitive, high resolution instrumentation that provides spectrophotometric, interferometric, astrometric, and imaging observables.…

Solar and Stellar Astrophysics · Physics 2015-12-16 A. Chiavassa , B. Freytag

Neutron stars are compact and dense celestial objects that offer the unique opportunity to explore matter and its interactions under conditions that cannot be reproduced elsewhere in the Universe. Their extreme gravitational, rotational and…

High Energy Astrophysical Phenomena · Physics 2024-01-29 Stefano Ascenzi , Vanessa Graber , Nanda Rea

Our understanding of large amplitude pulsating stars and their status in stellar evolution is briefly reviewed. The paper then describes the near-infrared light curves of various asymptotic giant branch stars, concentrating on possible…

Astrophysics · Physics 2007-05-23 Patricia A. Whitelock

Pulsar wind nebulae are fascinating systems, and archetypal sources for high-energy astrophysics in general. Due to their vicinity, brightness, to the fact that they shine at multi-wavelengths, and especially to their long-living emission…

High Energy Astrophysical Phenomena · Physics 2023-03-29 Barbara Olmi , Niccolò Bucciantini

Cool objects glow in the infrared. The gas and solid-state species that escape the stellar gravitational attraction of evolved late-type stars in the form of a stellar wind are cool, with temperatures typically $\la$1500\,K, and can be…

Solar and Stellar Astrophysics · Physics 2012-12-21 Leen Decin

We review the current basic picture of the evolution of massive stars and how their evolution and structure changes as a function of initial mass. We give an overview of the fate of modern (Pop I) and primordial (Pop III) stars with…

Astrophysics · Physics 2009-11-07 A. Heger , S. E. Woosley , C. L. Fryer , N. Langer

Massive stars are linked with diverse astronomical processes and objects including star formation, supernovae and their remnants, cosmic rays, interstellar media, and galaxy evolution. Understanding their properties is of primary importance…

Solar and Stellar Astrophysics · Physics 2023-03-08 Koh Takahashi , Tomoya Takiwaki , Takashi Yoshida

Mass loss and axial rotation are playing key roles in shaping the evolution of massive stars. They affect the tracks in the HR diagram, the lifetimes, the surface abundances, the hardness of the radiation field, the chemical yields, the…

Astrophysics · Physics 2009-11-13 Georges Meynet , Sylvia Ekstrom , Cyril Georgy , Andre Maeder , Raphael Hirschi

We attempt to document complete energetic transactions of stars in their life. We calculate photon and neutrino energies that are produced from stars in their each phase of evolution from 1 to 8 M_sun, using the state-of-the-art stellar…

Astrophysics · Physics 2009-11-11 Aldo M. Serenelli , Masataka Fukugita

Eclipsing binary stars provide highly accurate measurements of the fundamental physical properties of stars. They therefore serve as stringent tests of the predictions of evolutionary models upon which most stellar age determinations are…

Solar and Stellar Astrophysics · Physics 2009-02-17 Keivan G. Stassun , Leslie Hebb , Mercedes Lopez-Morales , Andrej Prsa

High-precision and long-duration light curves from space telescopes have revolutionized the fields of asteroseismology and binary star systems. In particular, the number of pulsating systems in eclipsing binaries has drastically increased…

Solar and Stellar Astrophysics · Physics 2025-09-11 John Southworth , Dominic Bowman

This article first reviews the basic physics of rotating stars and their evolution. We examine in particular the changes of the mechanical and thermal equilibrium of rotating stars. An important (predicted and observed) effect is that…

Solar and Stellar Astrophysics · Physics 2011-09-29 Andre Maeder , Georges Meynet

Galaxies cover a wide range of masses and star formation histories. In this review, I summarize some of the evolutionary key features of common galaxy types. At the high-mass end, very rapid, efficient early star formation is observed,…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-19 Eva K. Grebel

Variability and mass-loss are common phenomena in massive OB-type stars. It is argued that they are caused by violent strange mode instabilities identified in corresponding stellar models. We present a systematic linear stability analysis…

Solar and Stellar Astrophysics · Physics 2018-02-06 Abhay Pratap Yadav , Wolfgang Glatzel

During the last century, with the development of modern physics in such diverse fields as thermodynamics, statistical physics, and nuclear and particle physics, the basic principles of the evolution of stars have been successfully well…

Cosmology and Nongalactic Astrophysics · Physics 2014-12-09 Jordi Casanellas , Ilídio Lopes

Asteroseismology has grown from its beginnings three decades ago to a mature field teeming with discoveries and applications. This phenomenal growth has been enabled by space photometry with precision $10-100$ times better than ground-based…

Solar and Stellar Astrophysics · Physics 2022-02-11 Donald Kurtz

We investigate the properties and evolution of star particles in two simulations of isolated spiral galaxies, and two galaxies from cosmological simulations. Unlike previous numerical work, where typically each star particle represents one…

The stellar populations of galaxies contain a wealth of detailed information. From the youngest, most massive stars, to almost invisible remnants, the history of star formation is encoded in the stars that make up a galaxy. Extracting some,…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-14 Jarle Brinchmann

Simple spherical, non-rotating stellar models are inadequate when describing real stars in the limit of very fast rotation: Both the observable spectrum and the geometrical shape of the star deviate strongly from simple models. We attempt…

Solar and Stellar Astrophysics · Physics 2015-05-30 T. H. Dall , L. Sbordone